(800)865-5931 Mon-Fri 7am-7pm, Sat 9am-2pm CT
AMERICA'S HEATING & COOLING STORE™
EST. 2002
Home Air Products™
426
My Location: Ashburn, VA [Change]
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(800) 865-5931

Mon-Fri 7am-7pm, Sat 9am-2pm CT


This simple Duct Sizing Calculator is a slide-rule type calculator that will help you determine the appropriate size duct for your forced air heating and coooling system.  Whether designing a new duct system or improving your existing duct system this calculator can help.  Using the airflow requirements of your system and the airflow needs of a given space you can determine what size duct to choose.  The duct sizing Calculator provides results for both round and rectangular ducts.

Included Features

  • Round duct size 
  • Rectangular duct size 


These accessories ship free with freight item in cart.

TOOLS
640-UL25
Diversitech 640-UL25

Diversitech 640-UL25 Foil Tape

$17.99 Qty:


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Call our product specialists at 800-865-5931
Mon-Fri 7am-7pm, Sat 9am-2pm CT

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